public class J4bijiao {
    public static void main(String[] args) {
        System.out.println(true);
        System.out.println(false);
//        System.out.println(fAlse);

        System.out.println("false");
        System.out.println(1+1);//2
        System.out.println(1+"1");//11
        System.out.println("======");
        //比较运算符结果，是布尔
        System.out.println(3==3);//true
        System.out.println(3==5);//false
        int a = 6;
        System.out.println(a==3);//false
        System.out.println(a==6);//true

        System.out.println(2!=3);//true
        System.out.println(2!=2);//false
        System.out.println("====");
        System.out.println(4>4);//false
        System.out.println(4>2);//true
        System.out.println(4>=4);//true
        System.out.println(4>=7);//false

        //定义布尔
        boolean b1 = true;
//        int a = true;
    }
}
